/Engine/Plugins/AI/MassAI/Source/MassNavigation/Public/MassNavigationSubsystem.h
constexpr [EMassNavigationObstacleFlags](API\Plugins\MassNavigation\EMassNavigationObstacleFlags) operator~ ( [EMassNavigationObstacleFlags](API\Plugins\MassNavigation\EMassNavigationObstacleFlags) E )